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Digital Electronics

Digital Electronics
ASCII code is a

 8-bit code
 5-bit code
 10-bit code
 7-bit code

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Digital Electronics
Why decoder is used in the digital electronics ?

 It is used to separate address bus and data bus
 To convert coded information into non coded form
 To convert non coded information into coded form
None of these

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Digital Electronics
In a read-only memory information can be stored

 by the user only once during its life time
 at the time of fabrication
 by the user a number of times
 in any of the above ways depending upon the type of memory

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Digital Electronics
In which code do the successive code characters differ in only one position?

 8421 code
 Hamming code
 XS-3 code
 Gray code

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Digital Electronics
The 7-bit Hamming code is used to transmit

 7 data bits
 4 data bits
 no data bits
 3 data bits

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Digital Electronics
The parity of the binary number 11011001 is

 even
 same as the number of zeros
 odd
 not known

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MORE MCQ ON Digital Electronics

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